#include <errno.h>
#include <signal.h>
#include <h/signals.h>
-#include <setjmp.h>
#include <h/mime.h>
#include <h/tws.h>
#include <h/utils.h>
+#include <sysexits.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <locale.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <time.h>
+#ifdef HAVE_SYS_PARAM_H
+# include <sys/param.h>
+#endif
+
int debugsw = 0; /* global */
-char *altmsg = NULL;
+char *altmsg = NULL;
char *annotext = NULL;
char *distfile = NULL;
-static jmp_buf env;
-
/* name of temp file for body content */
static char body_file_name[MAXPATHLEN + 1];
/* name of mhbuild composition temporary file */
** static prototypes
*/
static int sendsbr(char **, int, char *, struct stat *);
-static void armed_done(int) NORETURN;
static void anno(struct stat *);
static int sendaux(char **, int, char *, struct stat *);
static int attach(char *);
+static int signandenc(char *);
static void clean_up_temporary_files(void);
static int get_line(void);
static void make_mime_composition_file_entry(char *);
+static char* strexit(int status);
static struct swit switches[] = {
int
main(int argc, char **argv)
{
- int msgp = 0, nfiles = 0, distsw = 0, vecp = 1;
+ int nmsgs = 0, nfiles = 0, distsw = 0, vecp = 1;
int msgnum, status;
int in, out;
int n;
- char *cp, *maildir = NULL;
+ char *cp, *maildir = NULL, *folder = NULL;
char buf[BUFSIZ], **argp, **arguments;
char *msgs[MAXARGS], *vec[MAXARGS];
char *files[MAXARGS];
switch (smatch(++cp, switches)) {
case AMBIGSW:
ambigsw(cp, switches);
- done(1);
+ exit(EX_USAGE);
case UNKWNSW:
- adios(NULL, "-%s unknown\n", cp);
+ adios(EX_USAGE, NULL, "-%s unknown\n", cp);
case HELPSW:
snprintf(buf, sizeof(buf),
"%s [file] [switches]",
invo_name);
print_help(buf, switches, 1);
- done(1);
+ exit(argc == 2 ? EX_OK : EX_USAGE);
case VERSIONSW:
print_version(invo_name);
- done(1);
+ exit(argc == 2 ? EX_OK : EX_USAGE);
case DEBUGSW:
debugsw++;
vec[vecp++] = --cp;
continue;
}
+ } else if (*cp == '+' || *cp == '@') {
+ if (folder) {
+ adios(EX_USAGE, NULL, "only one folder at a time!");
+ } else {
+ folder = mh_xstrdup(expandfol(cp));
+ }
} else {
if (*cp == '/') {
files[nfiles++] = cp;
} else {
- msgs[msgp++] = cp;
+ msgs[nmsgs++] = cp;
}
}
}
- if (!msgp && !nfiles) {
- msgs[msgp++] = seq_cur;
- }
- maildir = toabsdir(draftfolder);
-
- if (chdir(maildir) == NOTOK) {
- adios(maildir, "unable to change directory to");
+ if (!nmsgs && !nfiles) {
+ msgs[nmsgs++] = seq_cur;
}
- if (!(mp = folder_read(draftfolder))) {
- adios(NULL, "unable to read draft folder %s", draftfolder);
- }
- if (mp->nummsg == 0) {
- adios(NULL, "no messages in draft folder %s", draftfolder);
- }
- /* parse all the message ranges/sequences and set SELECTED */
- for (msgnum = 0; msgnum < msgp; msgnum++) {
- if (!m_convert(mp, msgs[msgnum])) {
- done(1);
+ if (nmsgs) {
+ folder = folder ? folder : draftfolder;
+ maildir = toabsdir(folder);
+ if (chdir(maildir) == NOTOK) {
+ adios(EX_OSERR, maildir, "unable to change directory to");
}
- }
- seq_setprev(mp);
+ if (!(mp = folder_read(folder))) {
+ adios(EX_IOERR, NULL, "unable to read folder %s",
+ folder);
+ }
+ if (mp->nummsg == 0) {
+ adios(EX_DATAERR, NULL, "no messages in folder %s",
+ folder);
+ }
+ /* parse all the msgranges/sequences and set SELECTED */
+ for (msgnum = 0; msgnum < nmsgs; msgnum++) {
+ if (!m_convert(mp, msgs[msgnum])) {
+ exit(EX_USAGE);
+ }
+ }
+ seq_setprev(mp);
- for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
- if (is_selected(mp, msgnum)) {
- files[nfiles++] = getcpy(m_name(msgnum));
- unset_exists(mp, msgnum);
+ for (nmsgs = 0, msgnum = mp->lowsel;
+ msgnum <= mp->hghsel; msgnum++) {
+ if (is_selected(mp, msgnum)) {
+ files[nfiles++] = mh_xstrdup(m_name(msgnum));
+ unset_exists(mp, msgnum);
+ }
}
- }
- mp->msgflags |= SEQMOD;
- seq_save(mp);
+ mp->msgflags |= SEQMOD;
+ seq_save(mp);
+ }
if (!(cp = getenv("SIGNATURE")) || !*cp) {
if ((cp = context_find("signature")) && *cp) {
}
}
- for (msgnum = 0; msgnum < nfiles; msgnum++) {
- if (stat(files[msgnum], &st) == NOTOK) {
- adios(files[msgnum], "unable to stat draft file");
+ for (n = 0; n < nfiles; n++) {
+ if (stat(files[n], &st) == NOTOK) {
+ adios(EX_IOERR, files[n], "unable to stat draft file");
}
}
if ((cp = getenv("mhdist")) && *cp && (distsw = atoi(cp)) && altmsg) {
vec[vecp++] = "-dist";
if ((in = open(altmsg, O_RDONLY)) == NOTOK) {
- adios(altmsg, "unable to open for reading");
+ adios(EX_IOERR, altmsg, "unable to open for reading");
}
fstat(in, &st2);
- distfile = getcpy(m_mktemp2(NULL, invo_name, NULL, NULL));
+ distfile = mh_xstrdup(m_mktemp2(NULL, invo_name, NULL, NULL));
if ((out = creat(distfile, (int)st2.st_mode & 0777))==NOTOK) {
- adios(distfile, "unable to open for writing");
+ adios(EX_IOERR, distfile, "unable to open for writing");
}
cpydata(in, out, altmsg, distfile);
close(in);
close(n);
}
- for (msgnum = 0; msgnum < nfiles; msgnum++) {
- switch (sendsbr(vec, vecp, files[msgnum], &st)) {
+ for (n = 0; n < nfiles; n++) {
+ switch (sendsbr(vec, vecp, files[n], &st)) {
case DONE:
- done(++status);
+ exit(++status);
case NOTOK:
status++; /* fall */
case OK:
}
context_save();
- done(status);
- return 1;
+ return status;
}
static int
sendsbr(char **vec, int vecp, char *drft, struct stat *st)
{
- int status;
- char buffer[BUFSIZ];
+ int status, dupfd;
char *original_draft;
/*
*/
switch (attach(drft)) {
case OK:
+ /* successfully MIMEified: use generate draft */
drft = composition_file_name;
break;
return (NOTOK);
case DONE:
+ /* already in MIME format: keep original draft */
break;
}
- done=armed_done;
- switch (setjmp(env)) {
+ /*
+ ** Sign and encrypt the message as needed.
+ ** Use the mhbuild composition file for the draft if there was
+ ** a successful conversion because that now contains the MIME
+ ** message. A nice side effect of this is that it leaves the
+ ** original draft file untouched so that it can be retrieved
+ ** and modified if desired.
+ */
+ switch (signandenc(drft)) {
case OK:
- status = sendaux(vec, vecp, drft, st) ? NOTOK : OK;
- if (status == OK) {
- /* move original draft to +trash folder */
- snprintf(buffer, sizeof buffer,
- "</dev/null refile -file %s +trash",
- original_draft);
- if (system(buffer) != 0) {
- advise(NULL, "unable to trash the draft");
- }
- }
+ drft = composition_file_name;
break;
- default:
- status = DONE;
+ case NOTOK:
+ return (NOTOK);
+
+ case DONE:
break;
}
- done=exit;
+ if ((status = sendaux(vec, vecp, drft, st)) == OK) {
+ /* move original draft to +trash folder */
+ /* temporary close stdin, for refile not to ask */
+ dupfd = dup(0);
+ close(0);
+ if (execprogl("refile", "refile", "-file",
+ original_draft, "+trash",
+ (char *)NULL) != 0) {
+ advise(NULL, "unable to trash the draft");
+ }
+ dup2(dupfd, 0);
+ close(dupfd);
+ } else {
+ status = DONE;
+ }
+
if (distfile) {
unlink(distfile);
}
{
char buf[MAXPATHLEN + 6];
int c;
- int has_attachment;
- int has_body;
- int non_ascii; /* msg body contains non-ASCII chars */
- int length; /* length of attachment header field name */
+ int length = strlen(attach_hdr);
char *p;
- if (!(draft_file = fopen(draft_file_name, "r"))) {
- adios(NULL, "can't open draft file `%s'.", draft_file_name);
- }
-
- /* We'll grow the buffer as needed. */
- field = (char *)mh_xmalloc(field_size = 256);
-
- /*
- ** Scan the draft file for an attachment header field name.
- */
- length = strlen(attach_hdr);
- has_attachment = 0;
- while (get_line() != EOF && *field != '\0' && *field != '-') {
- if (strncasecmp(field, attach_hdr, length)==0 &&
- field[length] == ':') {
- has_attachment = 1;
- }
+ if(distfile) {
+ return DONE;
}
- /*
- ** Look for at least one non-blank line in the body of the
- ** message which indicates content in the body.
- ** Check if body contains at least one non-blank (= not empty)
- ** and if it contains any non-ASCII chars (= need MIME).
- */
- has_body = 0;
- non_ascii = 0;
- while (get_line() != EOF) {
- for (p = field; *p != '\0'; p++) {
- if (*p != ' ' && *p != '\t') {
- has_body = 1;
- }
- if (*p > 127 || *p < 0) {
- non_ascii = 1;
- }
- }
- if (has_body && non_ascii) {
- break; /* that's been already enough information */
- }
+ if (!(draft_file = fopen(draft_file_name, "r"))) {
+ adios(EX_IOERR, NULL, "can't open draft file `%s'.", draft_file_name);
}
- if (!has_attachment && non_ascii==0) {
- /* We don't need to convert it to MIME. */
- return DONE;
- }
+ /* We'll grow the buffer as needed. */
+ field = mh_xcalloc(field_size = 256, sizeof(char));
/*
- ** Else: mimify
+ ** MIMEify
*/
/* Make names for the temporary files. */
m_mktemp(toabsdir(invo_name), NULL, NULL),
sizeof (composition_file_name));
- if (has_body) {
- body_file = fopen(body_file_name, "w");
- }
+ body_file = fopen(body_file_name, "w");
composition_file = fopen(composition_file_name, "w");
- if ((has_body && !body_file) || !composition_file) {
+ if (!body_file || !composition_file) {
clean_up_temporary_files();
- adios(NULL, "unable to open all of the temporary files.");
+ adios(EX_IOERR, NULL, "unable to open all of the temporary files.");
}
/* Copy non-attachment header fields to the temp composition file. */
rewind(draft_file);
while (get_line() != EOF && *field && *field != '-') {
+ if (strncasecmp(field, VRSN_FIELD, strlen(VRSN_FIELD))==0 &&
+ field[strlen(VRSN_FIELD)] == ':') {
+ /*
+ ** The draft is already in MIME format, thus
+ ** back out and use the original draft file.
+ */
+ clean_up_temporary_files();
+ return DONE;
+ }
+
if (strncasecmp(field, attach_hdr, length) != 0 ||
field[length] != ':') {
fprintf(composition_file, "%s\n", field);
}
fputs("--------\n", composition_file);
- if (has_body) {
- /* Copy the message body to the temporary file. */
- while ((c = getc(draft_file)) != EOF) {
- putc(c, body_file);
- }
- fclose(body_file);
-
- /* Add a mhbuild MIME composition file line for the body */
- /* charset will be discovered/guessed by mhbuild */
- fprintf(composition_file, "#text/plain %s\n", body_file_name);
+ /* Copy the message body to the temporary file. */
+ while ((c = getc(draft_file)) != EOF) {
+ putc(c, body_file);
}
+ fclose(body_file);
+
+ /* Add a mhbuild MIME composition file line for the body */
+ /* charset will be discovered/guessed by mhbuild */
+ fprintf(composition_file, "#text/plain %s\n", body_file_name);
/*
** Now, go back to the beginning of the draft file and look for
while (get_line() != EOF && *field && *field != '-') {
if (strncasecmp(field, attach_hdr, length) == 0 &&
field[length] == ':') {
- for (p = field+length+1; *p==' ' || *p=='\t'; p++) {
- continue;
- }
+ p = trim(field+length+1);
if (*p == '+') {
/* forwarded message */
fprintf(composition_file, "#forw [forwarded message(s)] %s\n", p);
fclose(composition_file);
/* We're ready to roll! */
- sprintf(buf, "mhbuild %s", composition_file_name);
- if (system(buf) != 0) {
+ if (execprogl("mhbuild", "mhbuild", composition_file_name,
+ (char *)NULL) != 0) {
/* some problem */
clean_up_temporary_files();
return (NOTOK);
return (OK);
}
+static int
+signandenc(char *draft_file_name)
+{
+ char buf[BUFSIZ];
+ int dosign = 0;
+ int doenc = 0;
+ int ret;
+
+ if(distfile) {
+ return DONE;
+ }
+
+ if (!(draft_file = fopen(draft_file_name, "r"))) {
+ adios(EX_IOERR, NULL, "can't open draft file `%s'.", draft_file_name);
+ }
+
+ /* We'll grow the buffer as needed. */
+ field = mh_xcalloc(field_size = 256, sizeof(char));
+
+ /* Scan the draft file for an attachment header field name. */
+ while (get_line() != EOF && *field != '\0' && *field != '-') {
+ if (strncasecmp(field, sign_hdr, strlen(sign_hdr))==0 &&
+ field[strlen(sign_hdr)] == ':') {
+ dosign = 1;
+ }
+ if (strncasecmp(field, enc_hdr, strlen(enc_hdr))==0 &&
+ field[strlen(enc_hdr)] == ':') {
+ doenc = 1;
+ }
+ }
+ if (!dosign && !doenc) {
+ return DONE;
+ }
+
+ strcpy(composition_file_name, draft_file_name);
+
+ /* We're ready to roll! */
+ if (doenc) {
+ ret = execprogl("mhsign", "mhsign", "-m", "-e",
+ draft_file_name, (char *)NULL);
+ } else {
+ ret = execprogl("mhsign", "mhsign", "-m",
+ draft_file_name, (char *)NULL);
+ }
+ if (ret != 0) {
+ /* some problem */
+ return (NOTOK);
+ }
+ /* Remove the automatically created backup of mhsign. */
+ snprintf(buf, sizeof buf, "%s.orig", draft_file_name);
+ if (unlink(buf) == -1) {
+ advise(NULL, "unable to remove original draft file.");
+ }
+
+ return (OK);
+}
+
static void
clean_up_temporary_files(void)
{
break;
}
if (++n >= field_size - 1) {
- field = (char *)mh_xrealloc(field, field_size += 256);
+ field = mh_xrealloc(field, field_size += 256);
p = field + n - 1;
}
}
char content_type[BUFSIZ];
char cmdbuf[BUFSIZ];
char *cmd = mimetypequeryproc;
+ int semicolon = 0;
for (np = m_defs; np; np = np->n_next) {
if (strcasecmp(np->n_name, mimetypequery)==0) {
if (!(fp = popen(cmdbuf, "r"))) {
clean_up_temporary_files();
- adios(NULL, "unable to determine content type with `%s'",
+ adios(EX_IOERR, NULL, "unable to determine content type with `%s'",
cmdbuf);
}
if (fgets(content_type, sizeof content_type, fp) &&
/* TODO: don't use access(2) because it checks for ruid, not euid */
if (access(file_name, R_OK) != 0) {
clean_up_temporary_files();
- adios(NULL, "unable to access file `%s'", file_name);
+ adios(EX_IOERR, NULL, "unable to access file `%s'", file_name);
}
- cp = (!(cp = strrchr(file_name, '/'))) ? file_name : cp + 1;
- fprintf(composition_file, "#%s; name=\"%s\" <> [%s] {attachment}",
- content_type, cp, cp);
+ /* Check for broken file(1). See man page mh-profile(5). */
+ for (cp=content_type; *cp; cp++) {
+ if (isspace(*cp)) {
+ if (!semicolon) {
+ adios(EX_SOFTWARE, NULL, "Sorry, your Mime-Type-Query command (%s) is broken.\n\tThe output misses a semicolon before the whitespace.\n\tOutput was: %s", cmd, content_type);
+ }
+ } else if (*cp == ';') {
+ semicolon = 1;
+ } else {
+ semicolon = 0;
+ }
+ }
- fprintf(composition_file, " %s\n", file_name);
+ cp = (!(cp = strrchr(file_name, '/'))) ? file_name : cp + 1;
+ fprintf(composition_file,
+ "#%s; name=\"%s\" <> [%s] {attachment} %s\n",
+ content_type, cp, cp, file_name);
return;
}
vec[vecp++] = drft;
if (distfile && distout(drft, distfile, backup) == NOTOK) {
- done(1);
+ return DONE;
}
vec[vecp] = NULL;
switch (child_id = fork()) {
case -1:
/* oops -- fork error */
- adios("fork", "unable to");
- break; /* NOT REACHED */
+ advise("fork", "unable to");
+ return DONE;
case 0:
/* child process -- send it */
execvp(*vec, vec);
fprintf(stderr, "unable to exec ");
perror(*vec);
- _exit(-1);
+ _exit(EX_OSERR);
break; /* NOT REACHED */
default:
/* parent process -- wait for it */
- if ((status = pidwait(child_id, NOTOK)) == OK) {
+ status = pidwait(child_id, NOTOK);
+ if (WIFEXITED(status) && WEXITSTATUS(status) == EX_OK) {
if (annotext) {
anno(st);
}
} else {
/* spost failed */
- advise(NULL, "message not delivered to anyone");
+ advise(NULL, "%s", strexit(status));
if (distfile) {
unlink(drft);
if (rename(backup, drft) == NOTOK) {
}
}
}
- break;
}
- return status;
+ return status ? NOTOK : status;
}
struct stat st2;
char *msgs, *folder;
char buf[BUFSIZ];
+ char *vec[MAXARGS];
+ int vecp = 0;
+ char *cp, *dp;
if (altmsg && (stat(altmsg, &st2) == NOTOK ||
st->st_mtime != st2.st_mtime ||
advise(NULL, "annotate as `%s': %s %s", annotext,
folder, msgs);
}
- snprintf(buf, sizeof buf, "anno -comp '%s' '+%s' %s",
- annotext, folder, msgs);
- if (system(buf) != 0) {
+ vec[vecp++] = "anno";
+ vec[vecp++] = "-comp";
+ vec[vecp++] = annotext;
+ snprintf(buf, sizeof buf, "+%s", folder);
+ vec[vecp++] = buf;
+
+ while (isspace(*msgs)) {
+ msgs++;
+ }
+ for (cp=dp=msgs; *cp; cp++) {
+ if (isspace(*cp)) {
+ while (isspace(*cp)) {
+ *cp++ = '\0';
+ }
+ vec[vecp++] = dp;
+ dp = cp;
+ }
+ }
+ vec[vecp++] = dp;
+ vec[vecp] = NULL;
+ if (execprog(*vec, vec) != 0) {
advise(NULL, "unable to annotate");
}
}
-static void
-armed_done(int status)
+char*
+strexit(int status)
{
- longjmp(env, status ? status : NOTOK);
-
- exit(status);
+ if (WIFSIGNALED(status)) {
+ return "spost or sendmail killed by signal";
+ }
+ if (!WIFEXITED(status)) {
+ return "message not delivered to anyone";
+ }
+ switch (WEXITSTATUS(status)) {
+ case EX_TEMPFAIL:
+ return "Temporary error, maybe the MTA has queued the message";
+ default:
+ return "message not delivered to anyone";
+ }
}